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Archived

Avalanche Forecast

Feb 2nd, 2017–Feb 3rd, 2017
Alpine
2: Moderate
The avalanche danger rating in the alpine will be moderate
Treeline
2: Moderate
The avalanche danger rating at treeline will be moderate
Below Treeline
1: Low
The avalanche danger rating below treeline will be low
Alpine
2: Moderate
The avalanche danger rating in the alpine will be moderate
Treeline
2: Moderate
The avalanche danger rating at treeline will be moderate
Below Treeline
1: Low
The avalanche danger rating below treeline will be low
Alpine
2: Moderate
The avalanche danger rating in the alpine will be moderate
Treeline
2: Moderate
The avalanche danger rating at treeline will be moderate
Below Treeline
1: Low
The avalanche danger rating below treeline will be low

Regions: Jasper.

Light snow forecasted into the weekend.

Weather Forecast

Snow in the forecast for the weekend starting in the late afternoon Friday. Cold temperatures will continue and initially calling for east winds shifting to north.

Snowpack Summary

Surface faceting and surface hoar development. Thin slabs developed by previous strong SW winds loaded lee alpine slopes.  Poor bonding between new and old slab. Mid-pack and below weak and faceted with depth hoar to ground.

Avalanche Summary

Road report of 2 x size 1.5, North and west aspects, alpine elevation. 

Confidence

Avalanche Problems

Wind Slabs

Big open features, cross-loaded gulleys and ice climbs below significant overhead hazard should be treated cautiously.
Use caution above cliffs where small avalanches may have severe consequences.Use caution in lee areas. Recent wind loading have created wind slabs.

Aspects: North, North East, East, South East, South, South West.

Elevations: Alpine, Treeline.

Likelihood: Possible - Likely

Expected Size: 1 - 3

Loose Dry

Faceted snow is easily triggered and can grow quickly by entraining surrounding snow.
Be cautious of sluffing in steep terrain.Sluffs may trigger deeper instabilities.

Aspects: All aspects.

Elevations: All elevations.

Likelihood: Possible - Likely

Expected Size: 1 - 2